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Ace IB Biology

From Confusion to Clarity, Unlock your Biology Potential with our exam based notes & questions.

Stop Memorizing & Start Understanding. Your shortcut to a 7 in IB Biology.

Theme A : Unity & Diversity

A1.1: Water
 

Explore the unique properties of water and how it supports life.

A2.3: Viruses 
 
NEW

Discover virus structure, replication, types, and life cycles.

HL
A1.2: Nucleic Acid 
 

Understand DNA and RNA structure, and the theory behind DNA.

A3.1: Diversity of Organisms
 

Classify the diversity of life and evolutionary relationships.

A2.1: Origins Of Cells
 

Learn about the original of life and how cells originated.

HL
A2.2: Cell Structure 
 

Understand cell organelles and the role of microscopy in the development of biology.

A3.2: Classification & Cladistics 
 

Master modern classification systems and phylogenetics.

HL
A4.1: Evolution & Speciation 
 

See how species evolve and new ones emerge over time.

A4.2: Conservation of Biodiversity
 

Explore threats to biodiversity and strategies for conservation.

Revision Quiz - Theme A 
 
Updated Monthly

IB STYLE MCQ THEME REVISION QUIZ

SL Marks:    /10​​

HL Marks:   /20​

Theme B : Form & Function 

B1.1: Carbohydrates & Lipids

 

Understand the structure and function of carbs and fats.

Bio and Bio/Chem Members Only 

B1.2: Proteins 

 

Learn how amino acids build proteins and their cellular roles.

Bio and Bio/Chem Members Only 

B2.1: Membranes & Membrane Transport
 

Bio and Bio/Chem Members Only 

Learn about the membrane, its components & modes of transport.

B2.2: Organelles & Compartmentalization 

Explore how compartmentalization boosts cell efficiency.

Bio and Bio/Chem Members Only 

B2.3: Cell Specialization
 

Discover how cells develop specific functions and structures.

Bio and Bio/Chem Members Only 

B3.1: Gas Exchange

 

Learn how gases like Oâ‚‚ and COâ‚‚ are exchanged in the respiratory system.

Bio and Bio/Chem Members Only 

B3.2: Transport

 

Understand both Human & Plant transport systems.

Bio and Bio/Chem Members Only 

B3.3: Muscle & Motility
 

Understand how muscles contract and support movement.

Bio and Bio/Chem Members Only 

HL
B4.1: Adaptation to Environment 
 

Bio and Bio/Chem Members Only 

Study how organisms adapt to different environments.

B4.2: Ecological Niches
 

Bio and Bio/Chem Members Only 

Study the role that organisms occupy in an ecosystem

Updated Monthly
Revision Quiz - Theme B
 

IB STYLE MCQ THEME REVISION QUIZ

SL Marks:    /12​

HL Marks:   /20​

Bio and Bio/Chem Members Only 

Theme C : Interaction & Interdependence 

C1.1: Enzymes & Metabolism
 

Bio and Bio/Chem Members Only 

Explore how enzymes catalyze reactions and affect metabolism.

C1.2: Cell Respiration
 

Understand how energy  in the form of ATP is generated in the body.

Bio and Bio/Chem Members Only 

C1.3: Photosynthesis
 

Explore how plant utilize light & other factors to generate food.

Bio and Bio/Chem Members Only 

C2.1: Chemical Signalling
 
NEW

Bio and Bio/Chem Members Only 

Understanding how cells communicate with each other.

HL
C2.2: Neural Signalling
 

Explore how neurons transmit signals across the body.

Bio and Bio/Chem Members Only 

C3.1: Integration of Body Systems
 

Understand how systems work together to maintain homeostasis.

Bio and Bio/Chem Members Only 

C3.2: Defence Against Disease 
 

Learn how the body defends itself from pathogens.

Bio and Bio/Chem Members Only 

C4.1: Population & Communities
 

Explore how populations grow, interact, and affect ecosystems.

Bio and Bio/Chem Members Only 

C4.2: Transfer of Energy & Matter
 

Study how energy and matter flow through ecosystems.

Bio and Bio/Chem Members Only 

Revision Quiz - Theme C
 
Updated Monthly

IB STYLE MCQ THEME REVISION QUIZ

SL Marks:    /10​​

HL Marks:   /20

Bio and Bio/Chem Members Only 

Theme D : Continuity & Change 

D1.1: DNA Replication
 

Bio and Bio/Chem Members Only 

Learn how DNA is copied before cell division & protein synthesis.

D1.2: Protein Synthesis
 

Bio and Bio/Chem Members Only 

Learn how the cell makes functional proteins for the body.

D1.3: Mutation & Gene Editing
 

Bio and Bio/Chem Members Only 

Explore how genes can be randomly changed and be edited.

D2.1: Cell & Nuclear Division
 

Bio and Bio/Chem Members Only 

Understand the cell cycle, cellular division & how cancer occurs.

D2.2: Gene Expression
 

Learn how cells regulate which genes are expressed.

Bio and Bio/Chem Members Only 

HL
NEW
D2.3: Water Potential 
 
NEW

Understand how water potential affects osmosis in cells.

Bio and Bio/Chem Members Only 

D3.1: Reproduction 
 

Learn about how Humans & Plants reproduce and the role of hormones.

Bio and Bio/Chem Members Only 

D3.2: Inheritance
 

Study patterns of inheritance and Mendelian genetics.

Bio and Bio/Chem Members Only 

D3.3: Homeostasis 
 

Understand how the body maintains internal body conditions.

Bio and Bio/Chem Members Only 

D4.1: Natural Selection 
 

Study how species evolve through natural selection.

Bio and Bio/Chem Members Only 

D4.2: Stability & Change
 
NEW

Explore long-term changes in populations and environments.

Bio and Bio/Chem Members Only 

D4.3: Climate Change
 

Learn how climate change impacts living systems & how to take action.

Bio and Bio/Chem Members Only 

Revision Quiz - Theme D
Updated Monthly

IB STYLE MCQ THEME REVISION QUIZ

SL Marks:    /15​​

HL Marks:   /30

​

Bio and Bio/Chem Members Only 

Practice Test

Paper 1A

IB-style multiple-choice mock exam that replicates real exam conditions.

Bio and Bio/Chem Members Only 

Paper 1B

A mock test with data-based questions to develop analytical and interpretation skill

Bio and Bio/Chem Members Only 

Paper 2

A mock test with long, content-based questions with application of concepts.

Bio and Bio/Chem Members Only 

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